empty list of tests to run after the filtering and
would actually die with division by 0.

And there was a type (|c| instead of |case|) which is fixed too.

Review URL: http://codereview.chromium.org/545080

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@3629 ce2b1a6d-e550-0410-aec6-3dcde31c8c00